19617164

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1093}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 39331488

約数和(自身を除く): 19714324

約数列:

[1, 2, 4, 7, 14, 28, 641, 1093, 1282, 2186, 2564, 4372, 4487, 7651, 8974, 15302, 17948, 30604, 700613, 1401226, 2802452, 4904291, 9808582, 19617164]

約数ペア:

[(1, 19617164), (2, 9808582), (4, 4904291), (7, 2802452), (14, 1401226), (28, 700613), (641, 30604), (1093, 17948), (1282, 15302), (2186, 8974), (2564, 7651), (4372, 4487)]